<template>
  <div id="chart" style="width: 300px; height: 300px; margin-left: 70px"></div>
</template>

<script>
export default {
  name: "pieCharts",
  mounted() {
    this.initCharts();
  },
  methods: {
    initCharts() {
      // 基于准备好的dom，初始化echarts实例
      let myChart = this.$echarts.init(document.getElementById("chart"));

      var option = {
        title: {
          text: "南丁格尔玫瑰图",
          subtext: "",
          left: "center",
        },
        tooltip: {
          trigger: "item",
          formatter: "{a} <br/>{b} : {c} ({d}%)",
        },
        legend: {
          left: "center",
          top: "right",
          data: [
            "rose1",
            "rose2",
            "rose3",
            "rose4",
            "rose5",
            "rose6",
            "rose7",
            "rose8",
          ],
        },
        series: [
          {
            name: "面积模式",
            type: "pie",
            radius: [30, 110],
            center: ["50%", "50%"],
            roseType: "area",
            data: [
              { value: 10, name: "rose1" },
              { value: 5, name: "rose2" },
              { value: 15, name: "rose3" },
              { value: 25, name: "rose4" },
              { value: 20, name: "rose5" },
              { value: 35, name: "rose6" },
              { value: 30, name: "rose7" },
              { value: 40, name: "rose8" },
            ],
          },
        ],
      };
      myChart.setOption(option);
    },
  },
};
</script>

<style scoped>
</style>
